Air pollution - chemicals or particles in the air that can harm the health of humans, animals and plants., Global warming - the increase in air and ocean temperatures around the world., Greenhouse gases - they trap heat energy in the earth's atmosphere., Fossil fuels - for example coal, gasoline, natural gas., Acid rain - it falls to Earth and damages bodies of water and soil., Recycle - to reduce manufacturing processes which pollute, Atmosphere - the envelope of gases surrounding the earth, Respiratory diseases - a type of diseases caused by air pollution,

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